Bed



FIG. 1 is a front elevational view of a bed, showing my new design;

FIG. 2 is a side elevational view with the side rail shown broken away to indicate indeterminate length;

FIG. 3 is a top plan view thereof;

FIG. 4 is a cross-sectional view taken along line 4-4 in FIG. 1;

FIG. 5 is a cross-sectional view taken along line 5-5 in FIG. 4; and,

FIG. 6 is a cross-sectional view taken along line 6-6 in FIG. 5.

The bottom and back of the bed do not form part of my design. 

The ornamental design for a bed, as shown and described. 